#include<stdio.h>
#include<conio.h>
#include<math.h>
#include <windows.h>
int main(){
	int choise;
	Menu:
		system("CLS");	
		printf("Chao ban vao Karaoke XYZ\n\n");
		printf("\tMoi ban chon: \n");
		printf("\n\t\t 1. Chon bai hat");
		printf("\n\t\t 2. Nghe hat");
		printf("\n\t\t 3. Thu am");
		printf("\n\t\t 4. Thoat");
		printf("\n\t==>Lua chon cua ban: ");
		scanf("%d",&choise);
		if(choise >= 5 || choise <= 0){
			printf("\n Khong co menu phu hop, Moi chon lai");
			getch();
			goto Menu;
		}
		switch(choise){
			case 1:
				system("CLS");	
				printf("Bai hat dang cap nhat");
				getch();
				goto Menu;
			case 2:
				system("CLS");
				printf("aa dsadasjodjasd asdsajdasbdjasdas");
				getch();
				goto Menu;
			case 3:
				system("CLS");
				printf("Dang thu am...........");
				getch();
				goto Menu;
			case 4:
				printf("Bam phim bat ky de thoat...");
				getch();
				exit(0);
				break;
		}
		
}
